CLEAR COVER TO MAIN REINFORCEMENT
CLEAR COVER TO MAIN REINFORCEMENT: 1.FOOTINGS : 50 mm 2.RAFT FOUNDATION.TOP : 50 mm 3.RAFT FOUNDATION.BOTTOM/SIDES : 75 mm 4.STRAP BEAM : 50 mm 5.GRADE SLAB : 20 mm 6.COLUMN : 40 mm 7.SHEAR WALL : 25 mm 8.BEAMS : 25 mm 9.SLABS : 15 mm 10.FLAT SLAB : 20 mm 11.STAIRCASE : 15 mm 12.RET. WALL : 20/ 25 mm on earth 13.WATER RETAINING STRUCTURES : 20/30 mm
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